Victor F. Hess

By: Emily Stahl

• Born June 24, 1883

• Born in Steiermark, Austria

• Discovered cosmic rays

• Died December 17, 1964.

Attended Graz University from 1901-1905

Received Ph.D. from the University of Vienna-1906

Received his doctor's degree in 1910

• Member of the Academy of Sciences in Vienna.

• Assisted Stephan Meyer at the Institute of Radium Research

• Director of Research Laboratory for U.S. Radium Corporation

• Consulting Physicist for U.S. Department of the Interior

• Taught at Fordham University from 1937-1956.

Work in the US

• Received the Lieben Prize in 1919

• Received the Abbe Memorial Prize in1932

• Received the Nobel Prize for physics in 1936

~Cosmic Rays~

• Discovered in 1912

• High energy charged particles

• Mostly pieces of atoms

Three types:

• #1 Galactic Cosmic Rays

• #2 Anomalous Cosmic Rays

• #3 Solar Energetic Particles

• #1-come from outside the solar system

• #2-come from interstellar space

• #3-solar flares and other energetic solar events

• Contain protons, electrons, and atomic nuclei

• Originate in outer space

• Travel at nearly the speed of light

• Electrons are lost during passage through the Galaxy

• Strike Earth from all directions

~Bibliography~

The Nobel Foundation. "Victor F. Hess." Nobel Prize.org. Elsevier Publishing

Company. Web. 21 Feb. 2010.

<http://nobelprize.org/nobel_prizes/physics/laureates/1936/hess-bio.html>.

"Victor Francis Hess." Encyclopædia Britannica. 2010. Encyclopædia

Britannica Online. 21 Feb. 2010.

R. A. Mewaldt. "Cosmic Rays." Space Radiation Lab. California

Institute of Technology. Web. 21 Feb. 2010.

<http://www.srl.caltech.edu/personnel/dick/cos_encyc.html>.

Meredith Gibb. "Cosmic Rays." Goddard Space Flight Center. High

Energy Astrophysics Science Archive Research Center, 03 Feb. 2010. Web. 21 Feb. 2010.

<http://imagine.gsfc.nasa.gov/docs/science/know_l1/cosmic_rays.hml>.

Beth Barbier. "Cosmic Rays." Cosmicopia. Astrophysics Science Division, 06 Nov. 2009. Web. 21 Feb. 2010. <http://helios.gsfc.nasa.gov/cosmic.html>.

Song:

When you wish upon a star

By: Disney